Find the expected value.A new light bulb has been found to have a 0.02 probability of being defective. A shop owner receives 500 bulbs of this kind. How many of these bulbs are expected to be defective?
A. 20
B. 100
C. 10
D. 500
Answer: C
Mathematics
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Solve the problem. Round results to an appropriate number of significant digits.From a balloon 1185 ft high, the angle of depression to the ranger headquarters is 51°38'. How far is the headquarters from a point on the ground directly below the balloon (to the nearest foot)?
A. 943 ft B. 938 ft C. 933 ft D. 928 ft
Mathematics
For the given function, find the rate of change.y = -700x + 6
A. - 6 B. 6 C. 700 D. -700
Mathematics
Plot the point given in polar coordinates.
A. 
B. 
C. 
D. 
Mathematics
Provide an appropriate response.Find the slope of the line passing through (6, -9) and (9, -9).
A. m = 1 B. m = 0 C. m = -5 D. m = 2
Mathematics